BS EN 10246-8-2000 钢管的无损检测 第8部分:纵向缺陷探测用电
BS EN 10246-8-2000 Non-destructive testing of steel tubes - Part 8: Automatic ultrasonic testing of the weld seam of electric welded steel tubes for the detection of longitudinal imperfections谢谢您的分享,金币已奖励!
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